<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%@taglib uri="/itcast" prefix="c"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">


<html>
  <head>
    <title>c:if标签</title>
  </head>
  
  <body>
    
    <c:if test="${user==null }">
    	xxxx
    </c:if>
     <br/>
    <c:if test="true">
     yy
    </c:if>
   
   
  </body>
</html>
